The sun has been spitting out more frequent and intense solar storms this ... cold air circles Earth's polar regions. In November, an absolutely enormous sunspot region emerged on the sun's ...

The strongest solar ... the polar trees are more sensitive to [less powerful storms].” So Uusitalo’s team examined rings from three trees at different sites within the Lapland region of ...

"The CME that followed may not be Earth-directed; the region was too close to the east limb," solar physicist Halo CME wrote in a post on X. Space weather forecasters and aurora chasers are ...

These changes then affect radio and satellite signals that pass through this region. Related: Sun blasts out highest-energy radiation ever recorded, raising questions for solar physics According ...

This active region ... a halo CME because it appears to spread out evenly from the sun in a halo, or ring, around the sun. Halo CMEs depend on the observer's position, occurring when the solar ...

The actual event was a halo coronal mass ejection from an active region in the northeast quadrant ... As it traveled, it expanded and at solar-facing satellites—including STEREO-A, which took ...